US Bridges

Wyo 120 over Dry Creek

Fair

Park County, Wyoming · Meeteetse-Cody · Structure no. HJS

Built
1960
65 years old
Condition
Fair
inspected July 2023
Type
Culvert
Steel
Length
36 ft
2 main spans
Daily traffic
1,940
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 120 over Dry Creek is a steel culvert carrying Wyo 120 over Dry Creek in Park County, Wyoming. It was built in 1960, so it is 65 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,940 vehicles a day, roughly 12% of them trucks, projected to reach 2,716 by 2043. The structure is 36 ft (11 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesWyo 120
CrossesDry Creek
LocationMeeteetse-Cody
RouteState Highway 120
StateWyoming
Coordinates44.31344, -108.93907
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length36 ft (11 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,940 (2024)
Projected traffic2,716 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wyo 120 over Dry Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Wyo 120 over Dry Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does Wyo 120 over Dry Creek carry?

About 1,940 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Wyo 120 over Dry Creek?

The structure is 36 ft (11 m) long with a longest span of 14 ft (4.3 m).

Who owns Wyo 120 over Dry Creek?

It is owned by the State Highway Agency.